Pith Number

pith:VUKDGD2O

pith:2015:VUKDGD2OABGOYBAITUVTLFRCRR

not attested not anchored not stored refs pending

The Chemical Abundances of Stars in the Halo (CASH) Project. III. A New Classification Scheme for Carbon-Enhanced Metal-poor Stars with S-process Element Enhancement

Amanda I. Karakas (ANU), Anna Frebel (MIT/JINA), Christopher Sneden (UT), Julie K. Hollek (UT/JINA), Matthew Shetrone (UT/McDonald Obs.), Norbert Christlieb (Heidelberg), Vinicius M. Placco (U Notre Dame/JINA)

arxiv:1510.06825 v1 · 2015-10-23 · astro-ph.SR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VUKDGD2OABGOYBAITUVTLFRCRR}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T01:25:33.572795Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ad14330f4e004cec04089d2b3596228c5885192352fe8866671b8fb1f9a2f768

Aliases

arxiv: 1510.06825 · arxiv_version: 1510.06825v1 · doi: 10.48550/arxiv.1510.06825 · pith_short_12: VUKDGD2OABGO · pith_short_16: VUKDGD2OABGOYBAI · pith_short_8: VUKDGD2O

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/VUKDGD2OABGOYBAITUVTLFRCRR \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: ad14330f4e004cec04089d2b3596228c5885192352fe8866671b8fb1f9a2f768

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fad5bef82b76a3e8ace95f2d90c8ee54d08293ca9d75bd2556a307f8e608a541",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-10-23T04:46:58Z",
    "title_canon_sha256": "25c1d11942f5c7fd705f3d8ed4c1edf0eac5b0bc17476edea6f4caa63c997f92"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.06825",
    "kind": "arxiv",
    "version": 1
  }
}